Cope.] ^'^^ JuIyK), 



Chelys matamata. 



Testudinata. 

 OpJiidia. 



Typhlops reticulatus, L. 



Tortrix scytale, L. 



Rliabdosoma microrliynchum, Cope. 



Leptodira amiulata, L. 



Oxyrhopus clelia. L. 



Xenodon isolepis, Cope. 



Herpetodryas carinatus, L. 



Himantodes. 



Leptognathus catesbyi, D. B. 



Elaps lemniscatus, Linn. 



Elaps imperator, Cope, {E. batesii, Gtlir.) 



Elaps scutiventris, Cope. 



Bothrops bilineatus (27 series of scales only.) 



Laceriilia. 



Amphisbaena alba, L. 



Amphisbaena fuliginosa, Schreb. 



Amiva surinamensis. Gray. 



Tliecadactylus rapicauda, Houtt. 



Anolis viridiaeneus, Peters. 



Batracliia. 



Pithecopus tarsius, Cope. Specimens witli head and body five inclies 

 in length. 



Pitliecopus tomopternus, Cope. 



Hyla marmorata, Daud. 



Hyla leucophyllata, Beireis. A curious variety with a round or dis- 

 cord blackish spot on the vertex, brown lateral band from end of muzzle, 

 and whole under surfaces a bright salmon color. Another variety appa- 

 rently has been named Hyla triangulum by Gtinther, P. Z. S. Lond., 1868. 



Scytopis allenii, Cope. 



Bufo naricus, Spix. 



Bufo margaritiferus, MeiT. 



Pipa surinamensis, L. 



Elaps scutiventris, Cope. 



Form slender, tail short, thick. Oculars 1-2 ; superior posterior with 

 its inferior suture continuous witli that of the occipital. Superior labials 

 seven, third and fourth in orbit, all except the first higher than long, 

 none reaching occipital. Temporals 1-1. Superciliaries broad as long ; 

 prefontals and internasals of equal length, the former much the wider. 

 Rostral broader than high, not prominent. Symphyseal largely in con- 

 tact with pregeneials. Scales in fifteen series. Gastroteges 274 ; anal 

 divided ; urosteges 15. 



Above black, except a broad yellow head-band, which extends from the 

 posterior margin of the prefontals to that of the occipitals. Tail with 



